Определение и Значение "cornerstone"

What is a "cornerstone"?

A cornerstone is a significant stone or block placed at the corner of a building's foundation. Traditionally, it marks the starting point of construction and is often inscribed with the date of completion or other important information. The cornerstone serves both a structural and symbolic purpose, providing stability and support to the building while also representing the importance of the project. In many cultures, laying the cornerstone is a ceremonial event, marking the beginning of a new construction and celebrating the community's efforts. It is typically larger than other stones used in the foundation, emphasizing its significance in the overall structure.